[INFO] cloning repository https://github.com/nemosupremo/mkii
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/nemosupremo/mkii" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnemosupremo%2Fmkii", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnemosupremo%2Fmkii'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] d7781b2254ce65ea5779f74560bf7fae2424003c
[INFO] testing nemosupremo/mkii against beta-2025-09-21 for beta-1.91-3
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnemosupremo%2Fmkii" "/workspace/builds/worker-1-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/nemosupremo/mkii
[INFO] finished tweaking git repo https://github.com/nemosupremo/mkii
[INFO] tweaked toml for git repo https://github.com/nemosupremo/mkii written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/nemosupremo/mkii on toolchain beta-2025-09-21
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-09-21" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/nemosupremo/mkii already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-09-21" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6d65ed8cf4bddcd4809ab2901cd53babdeca3b119eadb3b41d063573893927da
[INFO] running `Command { std: "docker" "start" "-a" "6d65ed8cf4bddcd4809ab2901cd53babdeca3b119eadb3b41d063573893927da", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6d65ed8cf4bddcd4809ab2901cd53babdeca3b119eadb3b41d063573893927da", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6d65ed8cf4bddcd4809ab2901cd53babdeca3b119eadb3b41d063573893927da", kill_on_drop: false }`
[INFO] [stdout] 6d65ed8cf4bddcd4809ab2901cd53babdeca3b119eadb3b41d063573893927da
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 567f131a817ca7f1a708533025a2644a56de707fe2fac331eb3b8c27f5c723cc
[INFO] running `Command { std: "docker" "start" "-a" "567f131a817ca7f1a708533025a2644a56de707fe2fac331eb3b8c27f5c723cc", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.62
[INFO] [stderr]    Compiling cfg-if v0.1.9
[INFO] [stderr]    Compiling spin v0.5.2
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]    Compiling memchr v2.2.1
[INFO] [stderr]    Compiling proc-macro2 v1.0.3
[INFO] [stderr]    Compiling unicode-xid v0.2.0
[INFO] [stderr]    Compiling futures-core-preview v0.3.0-alpha.18
[INFO] [stderr]    Compiling syn v1.0.5
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]    Compiling futures-sink-preview v0.3.0-alpha.18
[INFO] [stderr]    Compiling pin-utils v0.1.0-alpha.4
[INFO] [stderr]    Compiling slab v0.4.1
[INFO] [stderr]    Compiling futures-channel-preview v0.3.0-alpha.18
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]    Compiling crossbeam-utils v0.6.6
[INFO] [stderr]    Compiling winapi-build v0.1.1
[INFO] [stderr]    Compiling futures-io-preview v0.3.0-alpha.18
[INFO] [stderr]    Compiling memoffset v0.5.1
[INFO] [stderr]    Compiling scopeguard v1.0.0
[INFO] [stderr]    Compiling getrandom v0.1.12
[INFO] [stderr]    Compiling nodrop v0.1.12
[INFO] [stderr]    Compiling tracing-core v0.1.5
[INFO] [stderr]    Compiling arrayvec v0.4.7
[INFO] [stderr]    Compiling byteorder v1.2.6
[INFO] [stderr]    Compiling futures-util-preview v0.3.0-alpha.18
[INFO] [stderr]    Compiling void v1.0.2
[INFO] [stderr]    Compiling fnv v1.0.6
[INFO] [stderr]    Compiling num_cpus v1.8.0
[INFO] [stderr]    Compiling iovec v0.1.2
[INFO] [stderr]    Compiling quote v1.0.2
[INFO] [stderr]    Compiling bytes v0.4.9
[INFO] [stderr]    Compiling crossbeam-epoch v0.7.2
[INFO] [stderr]    Compiling unreachable v1.0.0
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling crossbeam-queue v0.1.2
[INFO] [stderr]    Compiling crossbeam-channel v0.3.9
[INFO] [stderr]    Compiling parking_lot_core v0.6.2
[INFO] [stderr]    Compiling dbghelp-sys v0.2.0
[INFO] [stderr]    Compiling cc v1.0.24
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling ppv-lite86 v0.2.5
[INFO] [stderr]    Compiling crossbeam-deque v0.7.1
[INFO] [stderr]    Compiling c2-chacha v0.2.2
[INFO] [stderr]    Compiling tokio-io v0.2.0-alpha.4
[INFO] [stderr]    Compiling smallvec v0.6.5
[INFO] [stderr]    Compiling net2 v0.2.33
[INFO] [stderr]    Compiling parking_lot v0.9.0
[INFO] [stderr]    Compiling kernel32-sys v0.2.2
[INFO] [stderr]    Compiling winapi v0.2.8
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling lazycell v0.6.0
[INFO] [stderr]    Compiling mio v0.6.15
[INFO] [stderr]    Compiling backtrace-sys v0.1.24
[INFO] [stderr]    Compiling rand_chacha v0.2.1
[INFO] [stderr]    Compiling rand_pcg v0.2.0
[INFO] [stderr]    Compiling lock_api v0.3.1
[INFO] [stderr]    Compiling siphasher v0.3.0
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling backtrace v0.2.3
[INFO] [stderr]    Compiling phf_shared v0.7.24 (http://github.com/sfackler/rust-phf?rev=0d00821785#0d008217)
[INFO] [stderr]    Compiling rand v0.7.0
[INFO] [stderr]    Compiling quote v0.6.13
[INFO] [stderr]    Compiling tokio-codec v0.2.0-alpha.4
[INFO] [stderr]    Compiling rustc-demangle v0.1.9
[INFO] [stderr]    Compiling mio-uds v0.6.6
[INFO] [stderr]    Compiling tokio-sync v0.2.0-alpha.4
[INFO] [stderr]    Compiling aho-corasick v0.7.6
[INFO] [stderr]    Compiling thread_local v0.3.6
[INFO] [stderr]    Compiling phf_generator v0.7.24 (http://github.com/sfackler/rust-phf?rev=0d00821785#0d008217)
[INFO] [stderr]    Compiling quick-error v1.2.2
[INFO] [stderr]    Compiling regex-syntax v0.6.12
[INFO] [stderr]    Compiling humantime v1.3.0
[INFO] [stderr]    Compiling error-chain v0.5.0
[INFO] [stderr]    Compiling futures-executor-preview v0.3.0-alpha.18
[INFO] [stderr]    Compiling atty v0.2.13
[INFO] [stderr]    Compiling lazy_static v0.2.11
[INFO] [stderr]    Compiling termcolor v1.0.5
[INFO] [stderr]    Compiling futures-preview v0.3.0-alpha.18
[INFO] [stderr]    Compiling cpuprofiler v0.0.3
[INFO] [stderr]    Compiling core_affinity v0.5.9
[INFO] [stderr]    Compiling seahash v3.0.5
[INFO] [stderr]    Compiling md5 v0.3.8
[INFO] [stderr]    Compiling tracing-attributes v0.1.2
[INFO] [stderr]    Compiling proc-macro-hack v0.5.9
[INFO] [stderr]    Compiling tokio-macros v0.2.0-alpha.4
[INFO] [stderr]    Compiling tracing v0.1.8
[INFO] [stderr]    Compiling tokio-executor v0.2.0-alpha.4
[INFO] [stderr]    Compiling regex v1.3.1
[INFO] [stderr]    Compiling phf_macros v0.7.24 (http://github.com/sfackler/rust-phf?rev=0d00821785#0d008217)
[INFO] [stderr]    Compiling phf v0.7.24 (http://github.com/sfackler/rust-phf?rev=0d00821785#0d008217)
[INFO] [stderr]    Compiling tokio-fs v0.2.0-alpha.4
[INFO] [stderr]    Compiling tokio-net v0.2.0-alpha.4
[INFO] [stderr]    Compiling tokio-timer v0.3.0-alpha.4
[INFO] [stderr]    Compiling env_logger v0.6.2
[INFO] [stderr]    Compiling tokio v0.2.0-alpha.4
[INFO] [stderr]    Compiling tokio-io-pool v0.2.0-alpha.1 (https://github.com/nemosupremo/tokio-io-pool?rev=d56b5b7#d56b5b7a)
[INFO] [stderr]    Compiling mkii v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]  --> src/command/keys.rs:8:16
[INFO] [stdout]   |
[INFO] [stdout] 8 | pub struct Del(bool, Bytes, pub Vec<Bytes>);
[INFO] [stdout]   |            --- ^^^^
[INFO] [stdout]   |            |
[INFO] [stdout]   |            field in this struct
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]   |
[INFO] [stdout] 8 - pub struct Del(bool, Bytes, pub Vec<Bytes>);
[INFO] [stdout] 8 + pub struct Del((), Bytes, pub Vec<Bytes>);
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: linking with `cc` failed: exit status: 1
[INFO] [stdout]   |
[INFO] [stdout]   = note:  "cc" "-m64" "/tmp/rustchIk2Hq/symbols.o" "<10 object files omitted>" "-Wl,--as-needed" "-Wl,-Bstatic" "/opt/rustwide/target/debug/deps/{libcore_affinity-ded15620369cec9f,libenv_logger-ffe5fd6cc0a845c2,libregex-378176dfc752ec07,libthread_local-ac01d3e07d612a41,libregex_syntax-3ecdc35680ed51d0,libaho_corasick-0758d26db6cb1028,libatty-02a2dc0a31a64e40,libhumantime-87e04eeff34f9529,libquick_error-f1c7ef5b6daef815,libtermcolor-8235211fda3b170c,libtokio_io_pool-71d01969718607fd,libseahash-42c8ad83424929a2,libphf-6d4809b684336dcf,libphf_shared-e2c38e8efe338623,libsiphasher-eaaaa7a058208320,libcpuprofiler-bb30a1a3d546236a,liblazy_static-b753bb378fbdd6b0,liberror_chain-7f14314feb6f704e,libbacktrace-84f75289775f51ec,libbacktrace_sys-203d2b4fef980352,librustc_demangle-7f41acc99562e36c,libdbghelp-5b70701d509eba19,libwinapi-eca39e4bd6d775a6,libkernel32-3a4c1eec45e57649,libtokio-e9eb43229aa65523,libtokio_net-68897252414cc6c5,libmio_uds-eaa6a6c06cdf3604,libparking_lot-20fe87dc101c0b8a,libparking_lot_core-61c7d8097f5156a9,libsmallvec-d520317db381a990,libunreachable-27c7eaaa1d96067a,libvoid-6336667ff9ef9cc5,liblock_api-391f3f0b39dbba41,libmio-ace82655e4ed1ac1,libnet2-9b4e416f8cbe7f3a,liblazycell-cf7dc9ad833ad2ee,libtokio_fs-4a3b845b6338ea1d,libtokio_codec-a34e99553a8fc1d8,libtokio_io-7c4fab7894786e3c,libbytes-d600746eafb89507,libiovec-c766635fbc5083dd,libbyteorder-3fded929ffeef93b,libtokio_timer-22bafa58af94a4e8,libtokio_executor-f4229605d5e0a51f,libcrossbeam_channel-71569a5ec908aa95,libtracing-1a2f1f507f48893e,libtracing_core-c87d58ce9c228f36,libcrossbeam_queue-345fc34b1cdfcd91,libnum_cpus-214166fecfc74ab9,liblibc-66d12c509490a2e8,libcrossbeam_deque-2d3ea38da7408010,libcrossbeam_epoch-c116c9c82e5b6522,libscopeguard-61614e0e94ea02d9,libmemoffset-52086ab03f6681fe,libarrayvec-dcae6c63e25a7a0b,libnodrop-79149331eea5d66e,libtokio_sync-1c63f0a8ba09a774,libfnv-babffa9176099eaa,libfutures_util-c94d70cba59c47e7,libmemchr-7763c658fafcc2ba,libfutures_channel-3dd748e2ba63a9ae,libfutures_io-f3e72c1b48aa0725,libfutures_sink-9dbf0f9d5ecbcfdf,libpin_utils-7f90604a7c514137,libcrossbeam_utils-4a4e17b1838f098f,liblazy_static-64a0306335870e44,libspin-4089a13ab2a784ba,libslab-58d231c2d0f72d79,libfutures_core-7269930ef7ce3a00,liblog-a2d8c7c6edd37142,libcfg_if-4cc62f8c44eaa979}.rlib" "<sysroot>/lib/rustlib/x86_64-unknown-linux-gnu/lib/{libstd-*,libpanic_unwind-*,libobject-*,libmemchr-*,libaddr2line-*,libgimli-*,libcfg_if-*,librustc_demangle-*,libstd_detect-*,libhashbrown-*,librustc_std_workspace_alloc-*,libminiz_oxide-*,libadler2-*,libunwind-*,liblibc-*,librustc_std_workspace_core-*,liballoc-*,libcore-*,libcompiler_builtins-*}.rlib" "-Wl,-Bdynamic" "-lprofiler" "-lutil" "-lgcc_s" "-lutil" "-lrt" "-lpthread" "-lm" "-ldl" "-lc" "-L" "/tmp/rustchIk2Hq/raw-dylibs" "-B<sysroot>/lib/rustlib/x86_64-unknown-linux-gnu/bin/gcc-ld" "-fuse-ld=lld" "-Wl,--eh-frame-hdr" "-Wl,-z,noexecstack" "-L" "/opt/rustwide/target/debug/build/backtrace-sys-8243e870566e25a7/out" "-L" "<sysroot>/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-o" "/opt/rustwide/target/debug/deps/mkii-d06412e3892a7b41" "-Wl,--gc-sections" "-pie" "-Wl,-z,relro,-z,now" "-nodefaultlibs"
[INFO] [stdout]   = note: some arguments are omitted. use `--verbose` to show all linker arguments
[INFO] [stdout]   = note: rust-lld: error: unable to find library -lprofiler
[INFO] [stdout]           collect2: error: ld returned 1 exit status
[INFO] [stdout]           
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `mkii` (bin "mkii") due to 1 previous error; 1 warning emitted
[INFO] running `Command { std: "docker" "inspect" "567f131a817ca7f1a708533025a2644a56de707fe2fac331eb3b8c27f5c723cc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "567f131a817ca7f1a708533025a2644a56de707fe2fac331eb3b8c27f5c723cc", kill_on_drop: false }`
[INFO] [stdout] 567f131a817ca7f1a708533025a2644a56de707fe2fac331eb3b8c27f5c723cc